PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/01-01:42:50
G01     267.3          40.6                6.8 +/-    1.12       9.8 +/-    1.12  0.040 / 0.050
G03     316.1          30.5                5.5 +/-    0.98       9.5 +/-    0.98  0.040 / 0.070
G10     131.1          14.4                6.1 +/-    1.73      15.3 +/-    1.73  0.040 / 0.080
G11     246.9          18.6                7.0 +/-    2.04      15.9 +/-    2.04  0.040 / 0.080
G14     45.8           48.9                4.6 +/-    0.37       5.9 +/-    0.37  0.050 / 0.090
G18     229.9          36.9                6.9 +/-    1.06      10.6 +/-    1.06  0.070 / 0.090
G22     313.5          53.2                4.5 +/-    1.82       5.4 +/-    1.82  0.140 / 0.270
G25     48.0           14.3                2.0 +/-    1.20       5.1 +/-    1.20  0.170 / 0.350
G31     50.9           71.3                4.0 +/-    0.54       4.2 +/-    0.54  0.080 / 0.220
G32     66.8           30.1                4.0 +/-    1.10       7.1 +/-    1.10  0.070 / 0.230